Finding the Fourth Proportional to 325.26, 449.37 and 237
Calculator
Solution
The fourth proportional to 325.26, 449.37 and 237 is: 327.43
Step by Step Solution
- Step 1: Write the proportion equation
325.26 : 449.37 = 237 : x - Step 2: Convert to fraction form
325.26/449.37 = 237/x - Step 3: Cross multiply
325.26x = 449.37 × 237 - Step 4: Simplify right side
325.26x = 106,500.69 - Step 5: Solve for x
x = 106,500.69/325.26 - Step 6: Final answer
x = 327.43
Related Problems
Find fourth proportional to 162.63, 224.69 and 118.50
Half scale
Find fourth proportional to 650.52, 898.74 and 474
Double scale
Find fourth proportional to 326.26, 450.75 and 238
Similar ratio
Find fourth proportional to 487.89, 674.06 and 355.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.